Lpi 303-300 : LPIC Exam 303: Security, version 3.0

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Lpi 303-300 Exam Syllabus Topics:

Lpi LPIC Exam 303: Security, version 3.0 Sample Questions:

Question #1
Which of the following keywords are built-in chairs for the iptables nat table? (Choose THREE correct answers.)

A. PROCESSING
B. POSTROUTING
C. PREROUTING
D. OUTPUT
E. MASQUERADE

Question #2
Which of the following are differences between AppArmor and SELinux? (Choose TWO correct answers)

A. SELinux stores information in extended file attributes. AppArmor does not maintain file specific information and states.
B. AppArmor is less complex and easier to configure than SELinux.
C. AppArmor is implemented in user space only. SELinux is a Linux Kernel Module.
D. AppArmor neither requires nor allows any specific configuration. SELinux must always be manually configured.
E. The SELinux configuration is loaded at boot time and cannot be changed later on. AppArmor provides user space tools to change its behavior.

Question #3
Which of the following is a best practice for implementing HID?

A. Disable HID when not actively monitoring for security incidents
B. Configure HID to alert security personnel of potential security incidents
C. Configure HID to block all incoming traffic
D. Install HID on every computer in the network

Question #4
Which of the following resources of a shell and its child processes can be controlled by the Bash build- in command ulimit? (Choose THREE correct answers.)

A. The maximum number of environment variables
B. The maximum number of newly created files
C. The maximum number of open file descriptors
D. The maximum size of written files
E. The maximum number of user processes

Question #5
Which command displays currently listening TCP and UDP sockets along with the process ID and name of the associated program?

A. traceroute
B. ss -tulnp
C. ping -c 4
D. dig

Solutions: